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Cascadia Historic Earthquake Catalog, 1793-1929
Covering Washington, Oregon and Southern British Columbia

Provided by: The Pacific Northwest Seismic Network
About the Cascadia Historic Earthquake Catalog       One-line catalog format

1793-1849 .... 1850s .... 1860s .... 1870s .... 1880s .... 1890s .... 1900s .... 1910s .... 1920s .... 1930s (not complete) .... Other Cascadia Catalogs

  
Individual Event Report
Event #535 - Summary, and parameter estimates with source IDs                                           
All cataloged information on this event comes from the report of a single weather observer who said: "Men awakened; shocks throughout night" . No newspapers have been researched.
TIME LOCATION MAGNITUDE MAX. INTENSITY FELT AREA
YR MO DAY HR MIN AM/PM Time
Type
LAT(N) LON(W) DEP
(km)
MAG Mag
Type
Felt
Plc.
Felt
St.
Inten-
sity
Int.
Type
Felt
Area
Felt
Area
Int.
Felt
Area
Units
1919  12  25  10  45.50  122.20        Bullrun  OR  IV  RF       
TA-OR - 537 REID1 - 628 - - TA-OR - 537 -

Underlying Source Material
Source ID Publication Pub Date Pub Details
628  Reid, unpub., Scrapbook and Cardfile, on microfilm at USGS in Menlo Park     
Transcription: Bullrun 45 degrees 30' N; 122 degrees 12' W PST 10 pm 25 Dec, 1919 GMT 6h 26 Dec, 1919 IV -MWR 907
 
Source ID Publication Pub Date Pub Details
1838  Woodward Clyde Consultants, unpublished  1981  Woodward-Clyde Consultants (1981), Historical Catalog (1841-1980) for the Pacific Northwest Region, unpublished catalog prepared for the Washington Public Power Supply System. Copy provided to UW in 1993. 
Transcription: 191912260600000 45433-122250W IV BB 4 01
 
Source ID Publication Pub Date Pub Details
150  Rasmussen, Norman, 1967, Washington state earthquakes 1840 through 1965, BSSA V. 57, No. 3, pp. 463-476  1967   
Transcription: 150 1918 Dec. 26 06:00 Bullrun, Ore. IV+ 3 many additional shocks through night
 
Source ID Publication Pub Date Pub Details
1357  Berg and Baker, 1963, Oregon Earthquakes, 1841 through 1958, BSSA, V. 53, No. 1, pp. 95-108  1963   
Transcription: 1919 Dec 26 06:00:-- Dec 25 10:00 pm (PST) Bullrun IV+* 10 Other shocks throughout the night. (10)
 
Source ID Publication Pub Date Pub Details
2259  Monthly Weather Review  1919  V. 47, p. 907 
Transcription: Date: December 26, 1919
Time (Greenwich Civil): 6:00
Location:Bullrun, Oregon
Latitude (deg., min.): 45 30
Longitude (deg.,min.): 122 12
RF Intensity: 4
Number of Shocks:
Duration (sec.):
Sounds: None
Remarks: Men awakened; shocks throughout night
Observer:
 
Source ID Publication Pub Date Pub Details
537  Townley, S.D. and M.W. Allen, 1939, Descriptive Catalog of earthquakes of the Pacific Coast of the United States 1769 to 1928, Chapter II, Earthquakes in Oregon--1846-1928, BSSA, V. 29, No. 1, pp. 253-258.  1939   
Transcription: 1919 December 25. 10 p.m. and following hours. IV+? Bullrun, Clackamas Co. First shock awakened people; other shocks through night.-MWR, 47, 907.
 
Source ID Publication Pub Date Pub Details
392  Byerly, Perry, 1952, Pacific Coast Earthquakes, Condon Lecture, pp. 33-38  1952  U.W. Library, N979 B991p, Special Collections) 
Transcription: 1919, December 25 Bullrun, Clackamas County. First shock awakened people; other shocks through the night.
 


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